| Statistic | Erin Mills | Mississauga | Ontario |
| Population | 47,320 | 764,342 | 14,804,681 |
| Population density (sq km) | 3,762 | 2,669 | 15 |
| Median age | 42.4 | 39.9 | 40.9 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 76% | 76% | 71% |
| Families w/ kids at home | 51% | 55% | 46% |
| Speak English only | 89.3% | 89.1% | 86.1% |
| Speak French only | 0.1% | 0.1% | 0.3% |
| Data | Percent |
| South Asian | 15.6% |
| Black | 9.1% |
| Chinese | 7.6% |
| Arab | 4.5% |
| Filipino | 4.0% |
| Data | Percent |
| India | 4.2% |
| Philippines | 3.8% |
| Poland | 3.6% |
| China | 3.3% |
| Pakistan | 2.8% |